{pkgs, ...}: {
  home-manager.users.toast = {
    programs.helix = {
      extraPackages = with pkgs; [
        typescript-language-server
        prettierd
      ];
      languages.language = let
        mkPrettierdConfig = (
          langName: fileExt: {
            name = langName;
            formatter = {
              command = "prettierd";
              args = [".${fileExt}"];
            };
          }
        );
      in [
        (mkPrettierdConfig "javascript" "js")
        (mkPrettierdConfig "typescript" "ts")
        (mkPrettierdConfig "tsx" "tsx")
      ];
    };
  };
}